21909288

素因数分解:

$2^3\times 3^1\times {\mathrm{251}}^1\times {\mathrm{3637}}^1$

素因数の和:3897

約数の個数: 32

約数和(自身を含む): 55006560

約数和(自身を除く): 33097272

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 251, 502, 753, 1004, 1506, 2008, 3012, 3637, 6024, 7274, 10911, 14548, 21822, 29096, 43644, 87288, 912887, 1825774, 2738661, 3651548, 5477322, 7303096, 10954644, 21909288]

約数ペア:

[(1, 21909288), (2, 10954644), (3, 7303096), (4, 5477322), (6, 3651548), (8, 2738661), (12, 1825774), (24, 912887), (251, 87288), (502, 43644), (753, 29096), (1004, 21822), (1506, 14548), (2008, 10911), (3012, 7274), (3637, 6024)]